// #57172 | 12.01.09 | SN | fg_checkform -> case textarea korrigiert

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; 
  for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) 
  	x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; 
  if(d.images){ 
  	if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; 
	for(i=0; i<a.length; i++)
   		if (a[i].indexOf("#")!=0){ 
			d.MM_p[j]=new Image; 
			d.MM_p[j++].src=a[i];
		}
	}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  
  if(!d) d=document; 
  if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
  }
  if(!(x=d[n])&&d.all) x=d.all[n]; 
  for (i=0;!x&&i<d.forms.length;i++) {
  	x=d.forms[i][n];
  }
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) {
  	x=MM_findObj(n,d.layers[i].document);
  }
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; 
  document.MM_sr=new Array; 
  for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){
   	document.MM_sr[j++]=x; 
	if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];
  }
}


	// füllt String mit führenden Nullen auf
	String.prototype.printf = function(anz) {
		var val = this;
		var n = '';
		if(isNaN(val))
			return 'Not a valid Number';
		
		var z = parseFloat(val);
		if(z < 0) {
			n += '-';
			z = Math.abs(z);
		}
		var g = z.toString().split('.');
		while(anz > g[0].length) { 
			n += '0';
			anz--;
		}
		return n + g.join('.');
	}
	
	
	function fg_checkform(obj, errval, errmsg, count){
		
		if(obj){		
			swtagname = (obj[0])?obj[0].tagName:obj.tagName;
			
			switch(swtagname.toLowerCase()){
				
				case "input":
					
					var swtype = (obj[0])?obj[0].getAttribute("type"):obj.getAttribute("type");
					
					switch(swtype.toLowerCase()){
						case "hidden":
						case "text":
						case "password":
							
							var obj_value = obj.value.replace(/\s+$/,"").replace(/^\s+/,"");
							if(((typeof(errval) == "function" || typeof(errval) == "object") && !obj_value.match(errval)) || (typeof(errval) == "string" && obj_value == errval)) {
								obj.className = "cls_mark_red";
								if(count == 0){
									if(document.getElementById("fehler")){
										document.getElementById("fehler").innerHTML = errmsg;
										document.getElementById("fehler").className = "cls_errormsg";
									}
								}
								count++;
							} else {
								obj.className = "";
							}
							return count;
							
						break;
						
						case "radio":
						
							var ischecked = false;
							
							for (var i=0; i<obj.length; i++) {
								if(obj[i].checked) {
									ischecked = true;
								}
							}				
							for (var i=0; i<obj.length; i++) {
								if(document.getElementById("td_"+obj[i].value)){
									document.getElementById("td_"+obj[i].value).className = (!ischecked)?"cls_mark_red":"";
								}
							}	
							if(!ischecked){
								if(count == 0){
									if(document.getElementById("fehler")){
										document.getElementById("fehler").innerHTML = errmsg;
										document.getElementById("fehler").className = "cls_errormsg";
									}
								}
								count++;
							}						
							return count;
						
						break;
						
						case "checkbox":
							
							if(document.getElementById("td_"+obj.value)){
								document.getElementById("td_"+obj.value).className = (!obj.checked)?"cls_mark_red":"";
							}					
							if(!obj.checked){
								if(count == 0){
									if(document.getElementById("fehler")){
										document.getElementById("fehler").innerHTML = errmsg;
										document.getElementById("fehler").className = "cls_errormsg";
									}
								}
								count++;
							}
							return count;
						
						break;
					}
				break;
				
				case "option":
				
					if((typeof(errval) == "function" && !obj.value.match(errval)) || (typeof(errval) == "string" && obj.value == errval)) {
						obj.className = "cls_mark_red";
						if(count == 0){
							if(document.getElementById("fehler")){
								document.getElementById("fehler").innerHTML = errmsg;
								document.getElementById("fehler").className = "cls_errormsg";
							}
						}
						count++;
					} else {
						obj.className = "";
					}
					return count;
				
				break;
				
				case "textarea":
					var obj_value = obj.value.replace(/\s+$/,"").replace(/^\s+/,"");
					if(((typeof(errval) == "function" || typeof(errval) == "object") && !obj_value.match(errval)) || (typeof(errval) == "string" && obj_value == errval)) {
						obj.className = "cls_mark_red";
						if(count == 0){
							if(document.getElementById("fehler")){
								document.getElementById("fehler").innerHTML = errmsg;
								document.getElementById("fehler").className = "cls_errormsg";
							}
						}
						count++;
					} else {
						obj.className = "";
					}
					return count;
				
				break;
				
				default:
					return count;
				break;
			}
		}
	}
	
	function convalidForm(suche){
		if(document.getElementById("td_search_error")){
			document.getElementById("td_search_error").innerHTML = "";
			document.getElementById("td_search_error").className ="";
		}
		if(document.getElementById('place').selectedIndex == 0 ){
			if(document.getElementById("td_search_error")){
				document.getElementById("td_search_error").innerHTML = "Selezionare Luogo.";
				document.getElementById("td_search_error").className ="cls_errormsg";
			}
			document.getElementById('place').focus();
			return false;
		}
	}
	
	function fg_CheckStr(userInput, length)
	{ 
		// Die Variable StrLen (StringLength) steht fuer die Anzahl der eingegebenen Zeichen
		var StrLen = userInput.value.length;
			
		// Wenn mehr als in "lenght" defeinierte Zeichen eingegeben werden, wird der Rest abgeschnitten; 
		// der Substring extrahiert vom ersten Wert (wir zaehlen von 0 an) bis zu dem letzten Wert, 
		// den er nicht mehr extrahieren kann 
			
		if (StrLen > length) {					
			userInput.value = userInput.value.substring(0, length);			
			StrLeft = 0;			
		}
		// ansonsten sind noch so viele Zeichen uebrig
 		else { 
			StrLeft = length - StrLen;			
  		} 
  	}